linux-kernel - Re: [PATCH] xfs: fix acl count validation in xfs_acl_from

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Date:	Mon, 12 Dec 2011 23:42:27 +0100
From:	Christoph Hellwig <hch@....de>
To:	Xi Wang <xi.wang@...il.com>
Cc:	Christoph Hellwig <hch@....de>, Ben Myers <bpm@....com>,
	xfs@....sgi.com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] xfs: fix acl count validation in xfs_acl_from_disk()

On Mon, Dec 12, 2011 at 04:55:52PM -0500, Xi Wang wrote:
> Commit fa8b18ed didn't prevent the integer overflow and possible
> memory corruption.  "count" can go negative and bypass the check.

Thanks, this looks good to me.

Reviewed-by: Christoph Hellwig <hch@....de>
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